JP6990326B2 - 電気アーク炉内での融解方法及び対応する装置 - Google Patents
電気アーク炉内での融解方法及び対応する装置 Download PDFInfo
- Publication number
- JP6990326B2 JP6990326B2 JP2020559468A JP2020559468A JP6990326B2 JP 6990326 B2 JP6990326 B2 JP 6990326B2 JP 2020559468 A JP2020559468 A JP 2020559468A JP 2020559468 A JP2020559468 A JP 2020559468A JP 6990326 B2 JP6990326 B2 JP 6990326B2
- Authority
- JP
- Japan
- Prior art keywords
- melting
- current
- voltage
- power supply
- during
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
- F27B3/28—Arrangement of controlling, monitoring, alarm or the like devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
- F27B3/085—Arc furnaces
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/02—Details
- H05B7/144—Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT102018000004847A IT201800004847A1 (it) | 2018-04-24 | 2018-04-24 | Metodo di fusione in un forno elettrico ad arco e relativo apparato |
IT102018000004847 | 2018-04-24 | ||
PCT/IT2019/050080 WO2019207609A1 (en) | 2018-04-24 | 2019-04-24 | Melting method in an electric arc furnace and corresponding apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021514031A JP2021514031A (ja) | 2021-06-03 |
JP6990326B2 true JP6990326B2 (ja) | 2022-01-12 |
Family
ID=62952308
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020559468A Active JP6990326B2 (ja) | 2018-04-24 | 2019-04-24 | 電気アーク炉内での融解方法及び対応する装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US11346605B2 (ru) |
EP (1) | EP3784969B1 (ru) |
JP (1) | JP6990326B2 (ru) |
KR (1) | KR102492658B1 (ru) |
CN (1) | CN112219081B (ru) |
AU (1) | AU2019260692B2 (ru) |
IT (1) | IT201800004847A1 (ru) |
RU (1) | RU2756089C1 (ru) |
WO (1) | WO2019207609A1 (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201900023310A1 (it) * | 2019-12-06 | 2021-06-06 | Danieli Automation Spa | Impianto di fusione e/o riscaldo di materiale metallico e metodo di alimentazione |
WO2021115573A1 (de) * | 2019-12-10 | 2021-06-17 | Siemens Aktiengesellschaft | Lichtbogenofen und verfahren zum betreiben eines lichtbogenofens |
IT202000011923A1 (it) * | 2020-05-21 | 2021-11-21 | Danieli Automation Spa | Apparato e metodo di alimentazione elettrica in un impianto industriale |
IT202000012091A1 (it) * | 2020-05-22 | 2021-11-22 | Cea Group S R L | Sistema di alimentazione per forni ad arco |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4677643A (en) * | 1984-03-09 | 1987-06-30 | Licentia Patent-Verwaltungs-Gmbh | Device for feeding one or a plurality of electrodes in an electrothermal furnace |
FR2577702B1 (fr) * | 1985-02-21 | 1987-04-17 | Jeumont Schneider | Dispositif de regulation d'un four a arc a courant continu |
JPH02282413A (ja) * | 1989-04-21 | 1990-11-20 | Nkk Corp | 電気炉の運転制御方法 |
CA2030686C (en) * | 1989-11-30 | 1999-10-05 | Gianni Gensini | Direct-arc electric furnace fed with controlled current and method to feed a direct-arc furnace with controlled current |
RU2086076C1 (ru) * | 1990-09-03 | 1997-07-27 | Даниэли энд К.Оффичине Мекканике С.п.А. | Способ регулирования тока трехфазной дуговой электропечи и установка трехфазной электродуговой печи прямого нагрева |
RU2033432C1 (ru) * | 1992-08-06 | 1995-04-20 | Малое государственное предприятие "Электротермия" Научно-производственного объединения "Электротерм" | Способ ведения плавки в дуговой электропечи |
DE4309640A1 (de) * | 1993-03-25 | 1994-09-29 | Abb Management Ag | Gleichstrom-Lichtbogenofenanlage |
DE19920049C2 (de) * | 1999-04-23 | 2001-10-11 | Sms Demag Ag | Verfahren und Vorrichtung zur Stromversorgung eines über einen Lichtbogen betriebenen Schmelzaggregates |
US6689182B2 (en) * | 2001-10-01 | 2004-02-10 | Kobe Steel, Ltd. | Method and device for producing molten iron |
SE523039C2 (sv) * | 2001-11-28 | 2004-03-23 | Abb Ab | Förfarande och anordning för kompensering av en industriell lasts förbrukning av reaktiv effekt |
DE102005051232A1 (de) * | 2005-10-26 | 2007-05-03 | Sms Demag Ag | Steuervorrichtung für Wechselstrom-Reduktionsöfen |
EP2747233B1 (en) * | 2012-12-21 | 2016-02-24 | ALSTOM Technology Ltd | An arrangement and method for load compensation |
DE102014206008A1 (de) * | 2014-03-31 | 2015-10-01 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zur dynamischen Einstellung eines Elektrolichtbogenofens |
RU2567425C1 (ru) * | 2014-04-11 | 2015-11-10 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" | Способ управления выплавкой стали в дуговой сталеплавильной печи |
EP2947766A1 (de) * | 2014-05-19 | 2015-11-25 | Siemens Aktiengesellschaft | Stromversorgung für eine nichtlineare Last mit Multilevel-Matrixumrichtern |
CN104701868B (zh) * | 2015-03-27 | 2016-09-14 | 中国西电电气股份有限公司 | 一种可变电压等级的电流扰动源 |
ITUB20152674A1 (it) * | 2015-07-30 | 2017-01-30 | Danieli Automation Spa | Apparato e metodo di alimentazione elettrica di un forno elettrico ad arco |
CN107682950B (zh) * | 2017-11-02 | 2023-09-08 | 福州大学 | 一种可自动调节电极位置的功率恒定系统及其工作方法 |
-
2018
- 2018-04-24 IT IT102018000004847A patent/IT201800004847A1/it unknown
-
2019
- 2019-04-24 WO PCT/IT2019/050080 patent/WO2019207609A1/en unknown
- 2019-04-24 RU RU2020137166A patent/RU2756089C1/ru active
- 2019-04-24 AU AU2019260692A patent/AU2019260692B2/en active Active
- 2019-04-24 KR KR1020207033116A patent/KR102492658B1/ko active IP Right Grant
- 2019-04-24 EP EP19726516.8A patent/EP3784969B1/en active Active
- 2019-04-24 CN CN201980036919.7A patent/CN112219081B/zh active Active
- 2019-04-24 US US17/050,834 patent/US11346605B2/en active Active
- 2019-04-24 JP JP2020559468A patent/JP6990326B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
AU2019260692A1 (en) | 2020-11-19 |
US11346605B2 (en) | 2022-05-31 |
RU2756089C1 (ru) | 2021-09-27 |
JP2021514031A (ja) | 2021-06-03 |
US20210231373A1 (en) | 2021-07-29 |
CN112219081B (zh) | 2021-10-26 |
WO2019207609A1 (en) | 2019-10-31 |
KR20210003173A (ko) | 2021-01-11 |
KR102492658B1 (ko) | 2023-01-27 |
AU2019260692B2 (en) | 2022-02-17 |
EP3784969B1 (en) | 2021-08-25 |
IT201800004847A1 (it) | 2019-10-24 |
CN112219081A (zh) | 2021-01-12 |
EP3784969A1 (en) | 2021-03-03 |
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